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Added gc_print_stats

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Justin Ethier 2016-03-25 22:13:56 -04:00
parent cb9db55a79
commit 1ce9fee354
2 changed files with 22 additions and 0 deletions
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21
gc.c
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@ -212,6 +212,27 @@ gc_heap *gc_heap_create(size_t size, size_t max_size, size_t chunk_size)
return h;
}
void gc_print_stats(gc_heap *h)
{
gc_free_list *f;
unsigned int free, free_chunks, free_min, free_max;
for (; h; h = h->next) {
free = 0;
free_chunks = 0;
free_min = h->size;
free_max = 0;
for (f = h->free_list; f; f = f->next) {
free += f->size;
free_chunks++;
if (f->size < free_min) free_min = f->size;
if (f->size > free_max) free_max = f->size;
}
fprintf(stdout,
"Heap page size=%u, free=%u, free chunks=%u, min=%u, max=%u\n",
h->size, free, free_chunks, free_min, free_max);
}
}
// Copy given object into given heap object
char *gc_copy_obj(object dest, char *obj, gc_thread_data *thd)
{

1
include/cyclone/types.h
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@ -403,6 +403,7 @@ void gc_initialize();
void gc_add_mutator(gc_thread_data *thd);
void gc_remove_mutator(gc_thread_data *thd);
gc_heap *gc_heap_create(size_t size, size_t max_size, size_t chunk_size);
void gc_print_stats(gc_heap *h);
int gc_grow_heap(gc_heap *h, size_t size, size_t chunk_size);
char *gc_copy_obj(object hp, char *obj, gc_thread_data *thd);
void *gc_try_alloc(gc_heap *h, size_t size, char *obj, gc_thread_data *thd);